offlinewebtools.com
WCAG Contrast Checker
Check color contrast ratios for web accessibility compliance
Processes in your browser — never sent to our servers
Normal Text
This is how your text will look with these colors.
Large Text (18pt+)
Contrast Ratio
21.00:1
WCAG 2.1 Compliance
AA - Normal Text (4.5:1)
Required for body text
Pass
AA - Large Text (3:1)
Required for 18pt+ or 14pt+ bold
Pass
AAA - Normal Text (7:1)
Enhanced accessibility
Pass
AAA - Large Text (4.5:1)
Enhanced for large text
Pass
Guidelines
- • AA Level is the minimum for web content (required by law in many countries)
- • AAA Level provides enhanced accessibility for users with vision impairments
- • Large text is defined as 18pt+ (24px+) or 14pt+ (18.5px+) bold
- • Higher contrast ratios improve readability for everyone